IT &computer MCQ section 6 MCQ Questions & Answers Detailed Explanation
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The following question based on IT & computer topic of general awareness mcq
(a) WAN
(b) LAN
(c) MAN
(d) TAN
The correct answers to the above question in:
Answer: (c)
A metropolitan area network (MAN) is a computer network that usually spans a city or a large campus. A MAN usually interconnects a number of local area networks (LANs) using a high-capacity backbone technology, such as fiber-optical links, and provides uplink services to wide area networks (or WAN) and the Internet.
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Read more it and computer Based General Awareness Questions and Answers
Question : 1
The term ‘URL’ used in Internet technology stands for :
a) Uniform Remote Locater
b) Uniform Resource Locater
c) Unique Resource Locater
d) Unique Remote Locater
Answer »Answer: (b)
URL is an acronym for Uniform Resource Locator. Commonly referred to as a web address, URL is a reference to a web resource that specifies its location on a computer network and a mechanism for retrieving it.
Question : 2
The UNIX operating system is suitable for :
a) Distributed Processing
b) Multi user
c) Real-Time Processing
d) Single user
Answer »Answer: (b)
UNIX is a popular multi-user, multitasking operating system developed at Bell Labs in the early 1970s. Created by just a handful of programmers, UNIX was designed to be a small, flexible system used exclusively by programmers. It was designed to be portable, multi-tasking and multi-user in a timesharing configuration.
Question : 3
What type of information system would be recognised by digital circuits ?
a) Only Roman system
b) Binary system
c) Both hexadecimal and binary system
d) Hexadecimal system
Answer »Answer: (b)
Digital circuits, represent signals by discrete bands of analog levels, rather than by a continuous range. Because the fundamental information element of digital circuits has two states, it is most naturally represented by a number system where each individual digit has two states: binary.
Question : 4
‘IC-Chips’ for computer are usually made of
a) Chromium
b) Silicon
c) Lead
d) Gold
Answer »Answer: (b)
An integrated circuit or monolithic integrated circuit (also referred to as an IC, a chip, or a microchip) is an electronic circuit on one small plate ("chip") of semiconductor material, normally silicon. Such a circuit can be made very compact, having up to several billion transistors and other electronic components.
Question : 5
The technology that is used to establish wireless networking is
a) MATLAB
b) TCP/IP
c) J2ME
d) Bluetooth
Answer »Answer: (d)
Bluetooth is a wireless technology standard for exchanging data over short distances, creating personal area networks (PANs) with high levels of security. It can connect several devices, overcoming problems of synchronization.
Question : 6
Who invented E-Mail?
a) Vinton Cerf
b) Tim Berners-Lee
c) James Gosling
d) VA Shiva Ayyadurai
Answer »Answer: (d)
V.A. Shiva Ayyadurai, an Indian-born American scientist and entrepreneur, developed a computer program in 1978, which replicated the features of the interoffice, inter-organizational paper mail system. He named his program “EMAIL”.
It was the world’s first full-scale electronic emulation of mail system consisting of:
- Inbox,
- Outbox,
- Folders,
- the Memo, and
- Attachments, etc.
The US Copyright Office issued a Certificate of Registration to him on the program in 1982.
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